Benzo(b)furan, certified, 25mg Back Catalog number: C20591500 Availability: In the manufacturer's stock Price on request - + Recommended 673635 Methamidophos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request CLM-351-1.2 Hexachlorobenzene (13C6, 99%), 100µg/ml in Nonane, 1,2ml Price on request SAMPAP Sodium 2-(N-ethylperfluorooctane-1-sulfonamido)ethyl phosphate, 1.2ml x 50ug/ml, methanol Price on request